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Practice Quiz in Bipolar Junction Transistor Amplifiers Part 3

Online Practice Quiz in Bipolar Junction Transistor Amplifiers part 3 from the book Electronic Devices and Circuit Theory 10th Edition by Robert L. Boylestad.

This is the Online Practice Quiz in Bipolar Junction Transistor Amplifiers Part 3 from the book, Electronic Devices and Circuit Theory 10th Edition by Robert L. Boylestad. If you are looking for a reviewer in Electronics Engineering this will definitely help. I can assure you that this will be a great help in reviewing the book in preparation for your Board Exam. Make sure to familiarize each and every questions to increase the chance of passing the ECE Board Exam.

Continue Part III of the Online Practice Quiz

Quiz in Bipolar Junction Transistor Amplifiers

Question 21. Which of the following is referred to as the reverse transfer voltage ratio?

A. hi

B. hr

C. hf

D. ho

Question 22. For the collector dc feedback configuration, there is a _____ phase shift between the input and output signals.

A. 0º

B. 45º

C. 90º

D. 180º

Question 23. Which of the following should be done to obtain the ac equivalent of a network?

A. Set all dc sources to zero

B. Replace all capacitors by a short-circuit equivalent.

C. Remove all elements bypassed by the short-circuit equivalent.

D. All of these

Question 24. What is the limit of the efficiency defined by = Po / Pi?

A. Greater than 1

B. Less than 1

C. Always 1

D. None of these

Question 25. The loaded voltage gain of an amplifier is always more than the no-load level.

A. True

B. False

Question 26. Which of the following configurations has the lowest output impedance?

A. Fixed-bias

B. Voltage-divider

C. Emitter-follower

D. None of these

Question 27. What is the unit of the parameter ho?

A. Volt

B. Ohm

C. Siemen

D. No unit

Question 28. What is the voltage gain of a feedback pair connection?

A. 1

B. –1

C. 100

D. –100

Question 29. For the common-emitter fixed-bias configuration, there is a _____ phase shift between the input and output signals.

A. 0º

B. 45º

C. 90º

D. 180º

Question 30. The input impedance of a BJT amplifier is purely _____ in nature and can vary from a few _____ to _____.